Table 2. Knowledge of heart failure at pre-post intervention

Adequate HF knowledge	Intervention group (n=165)	Control group (n=165)	RR (CI 95%)	p@
HF general knowledge
Pre-intervention, n (%)	41 (24.9)	31 (18.8)	1.91 (1.25 – 2.92)	0.003
Post-intervention, n (%)	75 (45.5)	39 (23.6)
p$	<0.001	0.182
HF treatment
Pre-intervention, n (%)	7 (4.2)	14 (8.5)	0.97 (0.64 – 1.48)	0.905
Post-intervention, n (%)	56 (33.9)	55 (33.3)
p$	<0.001	<0.001
HF symptoms/symptom recognition
Pre-intervention, n (%)	11 (6.7)	16 (9.7)	1.09 (0.75 – 1.61)	0.644
Post-intervention, n (%)	65 (39.4)	63 (38.2)
p$	<0.001	<0.001
Overall HF knowledge
Pre-intervention, n (%)	7 (4.2)	9 (5.5)	1.68 (1.05 – 2.69)	0.030
Post-intervention, n (%)	54 (32.7)	34 (20.6)
p$	<0.001	<0.001

χ2 McNemar test;
Multivariable Poisson regression;
HF: Heart failure; n (%): Frequency (percentage); RR (95% CI): Risk ratio (95% confidence interval)